Home / 33,084.76-45,659.01-18,937.30

Finding the Fourth Proportional to 33,084.76, 45,659.01 and 18,937.30

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Solution

The fourth proportional to 33,084.76, 45,659.01 and 18,937.30 is: 26,134.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,084.76 : 45,659.01 = 18,937.30 : x
  2. Step 2: Convert to fraction form
    33,084.76/45,659.01 = 18,937.30/x
  3. Step 3: Cross multiply
    33,084.76x = 45,659.01 × 18,937.30
  4. Step 4: Simplify right side
    33,084.76x = 864,658,370.07
  5. Step 5: Solve for x
    x = 864,658,370.07/33,084.76
  6. Step 6: Final answer
    x = 26,134.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.